OKI C5400n Error Codes list and solutions

OKI C5400n Error Codes list and solutions

– Compatible Printer model: OKI C5400n
– OKI C5400n Error Code description:

• Code: -01
• Display: Loader V. xx.xx PW-LSI ERROR
• Description: A high-voltage power unit interface error at initialization.
• Causes: Is the cable between the PU board and the high-voltage power unit connected properly? Is there poor contact?
• Troubleshooting Guides: Connect the cable properly. Check the high-voltage system for poor contact. Replace the highvoltage power unit.

• Code: -02
• Display: Loader V. xx.xx S-RAM ERROR
• Description: A PU board SRAM error.
• Causes: Does error reoccur?
• Troubleshooting Guides: Turn on the printer again. Replace the PU board (PRN).

• Code: -03
• Display: XXXXXXXXXXXXXXXX CRC CHECK ERR
• Description: A PU download data CRC check error.
• Causes: After PU data (PU firmware, custom media data and LED head adjustment data) downloading, a CRC check error was detected.
• Troubleshooting Guides: Turn on the printer again and redownload the data (during usual printer operation, the downloading is not performed and the error does not occur).

• Code: -04
• Display: XXXXXXXXXXXXXXXX PU DOWNLOAD MODE
• Description: A PU board flash ROM hash check error.
• Causes: Does error reoccur?
• Troubleshooting Guides: Turn on the printer again. Replace the PU board (PRN).

• Code: -05
• Display: XXXXXXXXXXXXXXXX FLASH TOGGLE ERR
• Description: A PU board flash ROM writing error.
• Causes: A flash ROM writing error was detected during the downloading of PU data. Does error reoccur?
• Troubleshooting Guides: Turn on the printer again and redownload the data (during usual printer operation, the downloading is not performed and the error does not occur). Replace the PU board (PRN).

• Code: -06
• Display: XXXXXXXXXXXXXXXX ERR PU-DCON BUSY
• Description: An error in communication with the ASIC on the CU board.
• Causes: Is the CU assy installed properly? Does the printer recover from the error by replacing the ARC/ SPY/SPA board.
• Troubleshooting Guides: Reinstall the assy properly. Replace the ARC/SPY/ SPA board. Replace the PU board (PRN).

• Code: -07
• Display: OPECODE TRAP ERR
• Description: PU firmware went haywire.
• Causes: Does error reoccur?
• Troubleshooting Guides: Turn on the printer again. Replace the PU board (PRN).

• Code: -08
• Display: BRK INST EXECUTE
• Description: PU firmware went haywire.
• Causes: Does error reoccur?
• Troubleshooting Guides: Turn on the printer again. Replace the PU board (PRN).

• Code: -09
• Display: WDT ERROR
• Description: PU firmware went haywire.
• Causes: Does error reoccur?
• Troubleshooting Guides: Turn on the printer again. Replace the PU board (PRN).

• Code: -10
• Display: COMMUNICATION ERROR
• Description: An error in a PUCU interface.
• Causes: Is the CU assy installed properly? Does the printer recover from the error by replacing the ARC/ SPY/SPA board.
• Troubleshooting Guides: Reinstall the assy properly. Replace the ARC/SPY/ SPA board. Replace the PU board (PRN).

• Code: 001
• Display: Service call 001:Error(C5400)
• Description: Machine Check Exception Hardware fault detected. (Board defectiveness or Shortage of power supply volume)
• Causes:
• Troubleshooting Guides: Replace SPA board.

• Code: 002 … 007
• Display: Power off/on 002:Error ~ 006:Error 007:Error(C5400)
• Description: CPU Exception
• Causes: Does error display reappear?
• Troubleshooting Guides: Power OFF/ON Replace ARC/SPA board.

Solve OKI C5400n Error codes

• Code: 020
• Display: service 020:Error (C5200/C5150/ C3200n)
• Description: CU ROM Hash Check Error
• Causes: Does error display reappear? (the case of a device which program ROM is attached to board directly.)
• Troubleshooting Guides: Power OFF/ON Replace ARC/SPY board.

• Code: 020
• Display: Service call 020:Error(C5400)
• Description: CU Program ROM Hash Check Error
• Causes: Is program ROM DIMM set properly? Is error recovered by replacing program ROM DIMM? (the case of a device which program ROM is set to DIMM Slot.)
• Troubleshooting Guides: Reset ROM DIMM Replace program ROM DIMM. Replace SPA board.

• Code: 023
• Display: Service call 023:Error(C5400)
• Description: CU Font ROM Hash Check Error
• Causes: Does error display reappear?
• Troubleshooting Guides: Power OFF/ON Replace SPA board.

• Code: 031
• Display: Service call 031:Error
• Description: CU Optional RAM Check Error
• Causes: Is RAM DIMM set properly? Is error recovered by replacing RAM DIMM?
• Troubleshooting Guides: Reset RAM DIMM. Replace RAM DIMM. Replace ARC/SPY/SPA board.

• Code: 035
• Display: Service call 035:Error(C5400)
• Description: CU Optional RAM Spec Error CU RAM DIMM is not adjust to the specification.
• Causes: Is RAM DIMM genuin? Is RAM DIMM set properly? Is error recovered by replacing RAM DIMM?
• Troubleshooting Guides: Use genuine RAM DIMM. Reset RAM DIMM. Replace RAM DIMM. Replace SPA board.

• Code: 040
• Display: Service call 040:Error
• Description: CU EEPROM Error
• Causes: Does error display reappear?
• Troubleshooting Guides: Power OFF/ON Replace ARC/SPY/ SPA board.

• Code: 041
• Display: Service call 041:Error
• Description: CU Flash Error Flash ROM Error on the CU board.
• Causes: Does error display reappear?
• Troubleshooting Guides: Power OFF/ON Replace ARC/SPY/SPA board.

• Code: 042 … 044
• Display: Service call 042:Error ~ 044:Error
• Description: Flash File System Error
• Causes: Failed access to Flash set directly on CU board.
• Troubleshooting Guides: Run forced initialization of Flash.(Note that NICF/ W and Mac address is deleted. After the initialization, it is need to download NIC-F/W and/or Mac address by Maintenance utility.) In the case of before CU-F/W G1.26/X1.26, Press “+”, “-”, “CANCEL” to turn power ON. And after CU-F/W G1.27/X1.27, execute FLASH FORMAT of MAINTENANCE MENU of SYSTEM MAINTENANCE MENU. Release buttons when [FLASH FORMAT] appears, wait until [ONLINE] (2min) and Replace ARC/SPY/SPA board if symptom does not change.

• Code: 051
• Display: Service call 051:Error(C5400)
• Description: CU Fan Error Abnormal CPU cooling fan on CU board.
• Causes: Is CU Fan connector set properly? Is error recovered by replacing fan?
• Troubleshooting Guides: Connect properly. Replace fan. Replace SPA board.

• Code: 052
• Display: Service call 052:Error(C5400)
• Description: DMA Abort Error detected in Image processor.
• Causes: Does error reoccur?
• Troubleshooting Guides: Power OFF/ON. Replace SPA board.

• Code: 070
• Display: Power off/on 070:Error(C5400)
• Description: PSE firmware fault detected.
• Causes: Does error reoccur?
• Troubleshooting Guides: Power OFF/ON. Replace SPA board.

• Code: 072
• Display: Power off/on 072:Error xx
• Description: Engine I/F Error I/F error between PU-CU.
• Causes: Is CU assembly set properly? Is error recovered by replacing ARC/SPY/SPA board?
• Troubleshooting Guides: Set properly. Replace ARC/SPY/SPA board. Replace PU board (PRN)

• Code: 073
• Display: Power off/on 073:Error xxxxxxxx
• Description: Video Error Fault detected when image data is extended.
• Causes: [C5200/C5150/C3100] Is CU assembly set properly? Fault again? [C5400] Is CU assembly set properly?
• Troubleshooting Guides: Set properly. Replace to highperformance PC or drop resolution of data and print again. Replace ARC/SPY board Set properly. Replace SPA board.

• Code: 074, 075
• Display: Power off/on 074:Error xxxxxxxx 075:Error xxxxxxxx
• Description: Video Error Fault detected when image data is extended.
• Causes: Is CU assembly set properly?
• Troubleshooting Guides: Set properly. Replace ARC/SPY/SPA board.

• Code: 104
• Display: Service call 104:Error
• Description: Engine EEPROM setting check is OK when power ON. Then detect read/ write error.
• Causes: Does error reoccur?
• Troubleshooting Guides: Power OFF/ON Replace PU board (PRN)

• Code: 105
• Display: Service call 105:Error
• Description: An error detected by checking, at printer’s powerom, EEPROM installation.
• Causes: Does error reoccur?
• Troubleshooting Guides: Power OFF/ON Replace PU board (PRN)

• Code: 106
• Display: Service call 106:Error
• Description: Abnormal engine control logic.
• Causes: Does error reoccur?
• Troubleshooting Guides: Power OFF/ON Replace PU board (PRN)

• Code: 111
• Display: Service call 111:Error
• Description: Detected illegal Duplex Unit.
• Causes: Is Duplex Unit of C5300/C5100 installed?
• Troubleshooting Guides: Install Duplex Unit of C5400/C5200.

• Code: 112
• Display: Service call 112:Error
• Description: Detected illegal 2nd Tray.
• Causes: Is 2nd Tray of C5300/C5100 installed?
• Troubleshooting Guides: Install 2nd Tray of C5400/C5200.

• Code: 121
• Display: Service call 121:Error
• Description: High-voltage power supply I/F error.
• Causes: Is cable between PU board and high-voltage power unit connected properly? Is there no improperly connections?
• Troubleshooting Guides: Connect properly. Check improper connections for high-voltage. Replace high-voltage power supply.

• Code: 122
• Display: Service call 122:Error
• Description: Low-voltage power supply fan error. Low-voltage power supply temperature error.
• Causes: Is fan in low-voltage power supply unit operating? Is fan connector connected properly?
• Troubleshooting Guides: Check connections for connector of fan. Replace low-voltage power supply. Replace fan motor. Replace low-voltage power supply.

• Code: 123
• Display: Service call 123:Error
• Description: Abnormal environment humidty / Not connected humidity sensor
• Causes: Does error reoccur?
• Troubleshooting Guides: Power OFF/ON Replace the operator panel board (PRP)

• Code: 124
• Display: Service call 124:Error
• Description: Abnormal environment temperature.
• Causes: Does error reoccur?
• Troubleshooting Guides: Power OFF/ON Replace the operator panel board (PRN)

• Code: 126
• Display: Service call 126:Error
• Description: Condensation in the printer was detected.
• Causes: Condensation iss likely to occur in printers carried from the outside. Turn on the printer again after it is exposed to room temperature for two hours to half a day. Does the error reoccur?
• Troubleshooting Guides: Turn on the printer again after it is left alone. Replace the operator panel board (PRP)

• Code: 127
• Display: Service call 127:Error
• Description: Error detected at the fuser unit cooling fan.
• Causes: Is fan connector connected properly? Does error reoccur?
• Troubleshooting Guides: Connect properly again. Replace fan motor Replace PU board (PRN)

• Code: 131 … 134
• Display: Service call 131:Error ~ 134:Error
• Description: LED head fault detected. (131 = Y, 132 = M, 133 = C, 134 = K)
• Causes: Is LED head properly set? Does error reoccur?
• Troubleshooting Guides: Set properly for LED head unit. Turn power ON again. Replace LED head unit

• Code: 142
• Display: Service call 142:Error
• Description: Error detected at ID position of Up/ Down
• Causes: Is ID unit set properly? Does error reoccur?
• Troubleshooting Guides: Reset ID unit. Turn power ON again. Replace ID Up/Down sensor.

• Code: 150 … 153
• Display: Service call 150:Error ~ 153:Error
• Description: ID unit fuse cannot be disconnected. (150 = Y, 151 = M, 152 = C, 153 = K)
• Causes: Is ID unit setting proper? Does error reoccur?
• Troubleshooting Guides: Reset ID unit. Turn power ON again. After check connections of cable between PRT board and PU board, replace PRT board. Replace PU board (PRN)

• Code: 154
• Display: Service call 154:Error
• Description: Belt unit fuse cannot be disconnected.
• Causes: Is belt unit setting proper? Does error reoccur?
• Troubleshooting Guides: Reset belt unit. Turn power ON again. Check cable connections and, replace PU board(PRN)

• Code: 155
• Display: Service call 155:Error
• Description: Fuser unit fuse cannot be disconnected.
• Causes: Is fuser unit set properly? Does error reoccur?
• Troubleshooting Guides: After cleaning for fuser connector, reset. Turn power ON again. Check cable connections and replace PU board (PRN)

• Code: 160 … 163
• Display: Service call 160:Error ~ 163:Error
• Description: Error detected by toner sensor. (160 = Y, 161 = M, 162 = C, 163 = K) It does not occure in factory default setting.
• Causes: Is toner cartridge setting? Is toner lock lever setting? Does error reoccur?
• Troubleshooting Guides: Set toner cartridge. Turn a lock lever of toner to a fixed position. Replace toner sensor or assembly.

• Code: 170, 171
• Display: Service call 170:Error 171:Error
• Description: Short circuit in fuser thermistor or open detected.
• Causes: Does error reoccur?
• Troubleshooting Guides: Turn power ON again. Replace fuser unit.

• Code: 172, 173
• Display: Service call 172:Error 173:Error
• Description: Abnormal temperature detected by fuser thermistor (high-temp or low temp.)
• Causes: Does error reoccur?
• Troubleshooting Guides: Turn power ON again. Replace fuser unit.

• Code: 174
• Display: Service call 174:Error
• Description: Short circuit in back up roller thermistor detected (at high temperature).
• Causes: Does error reoccur?
• Troubleshooting Guides: Turn power ON again. Replace fuser unit.

• Code: 175
• Display: Service call 175:Error
• Description: Open of back up roller thermistor detected (at low temperature).
• Causes: Does error reoccur?
• Troubleshooting Guides: Turn power ON again. Replace fuser unit.

• Code: 176, 177
• Display: Service call 176:Error 177:Error
• Description: Abnormal (high) temperature of back up roller thermistor detected.
• Causes: Does error reoccur?
• Troubleshooting Guides: Turn power ON again. Replace fuser unit.

• Code: 181, 182
• Display: Service call 181:Error 182:Error
• Description: Option unit I/F error. (181 = Duplex Unit, 182 = Option Tray)
• Causes: Does error reoccur?
• Troubleshooting Guides: Turn power ON again. After checking connection parts of connector, replace option unit.

• Code: 190
• Display: Power off/on 190:Error
• Description: System Memory Overflow.
• Causes: Does error reoccur?
• Troubleshooting Guides: Turn power ON again. Add option RAM DIMM.

• Code: 200 … 202
• Display: Service call 200:Error ~ 202:Error
• Description: PU Firmware download Error.
• Causes: Error occurered while writing over the PU firmware.
• Troubleshooting Guides: Turn the printer OFF/ ON, and retry to download the PU firmware again. (Usually, the procedure (PU firmware download) which isn’t done, so this is not occur.)

• Code: 203 … 214
• Display: Power off/on 203:Error 204:Error 207:Error 208:Error 210:Error ~ 214:Error F0C:Error F0D:Error(C5400 only) FFE:Error(C5400 only) FFF:Error
• Description: An error was detected of the CU program. (203~214 is not occure in usual operating.)
• Causes: Reinstall the CU board. Is the error message displayed again?
• Troubleshooting Guides: After turn power OFF, check connections between CU board and PU board. Then turn power ON again.

• Code: 209
• Display: Power off/on 209:Download Error
• Description: Media Table download Error.
• Causes: Downloading Media Table to PU has failure.(Related to Custom Media Type)
• Troubleshooting Guides: Turn the printer OFF/ ON, and retry to download the PU firmware, again. (Usually, the procedure isn’t done, so this is not occur.)

• Code: 220
• Display: Service call 220:Error
• Description: False setting of a record medium detected by a print statistics.
• Causes: Take off the HDD or replaced?
• Troubleshooting Guides: Reset original HDD.

• Code: 30
• Display: Service call 030:Error
• Description: CU RAM Check Error
• Causes: Does error display reappear?
• Troubleshooting Guides: Power OFF/ON Replace ARC/SPY/SPA board.

• Code: 901, 902
• Display: Power off/on 901:Error 902:Error
• Description: Short or open in belt thermistor detected.
• Causes: Is belt thermistor cable setting proper? Does error reoccur?
• Troubleshooting Guides: Connect cable set properly again. Turn power ON again. Replace belt thermistor.

• Code: 903, 904
• Display: Power off/on 903:Error 904:Error
• Description: Abnormal temperature detected by belt thermistor (high-temp or low temp.)
• Causes: Is belt thermistor cable setting proper? Does error reoccur?
• Troubleshooting Guides: Connect cable set properly again. Turn power ON again. Replace belt thermistor and leave aside for 30 min. Then turn power ON again.

• Code: 905
• Display: Service call 905:Error
• Description: An open error of frame thermistor (defective thermistor or improper connection) detected.
• Causes: Does error reoccur?
• Troubleshooting Guides: Turn power ON again. Replace the fuser unit.

• Code: 906
• Display: Service call 906:Error
• Description: A short circuit error of frame thermistor (defective improper) detected.
• Causes: Does error reoccur?
• Troubleshooting Guides: Turn power ON again. Replace the fuser unit.

• Code: 907
• Display: Service call 907:Error
• Description: A high temperature error (over 150°C) of frame thermistor detected.
• Causes: Does error reoccur?
• Troubleshooting Guides: Turn power ON again. Replace the fuser unit.

• Code: 908
• Display: Service call 908:Error
• Description: A low temperature error (below [environmental temperature minus 10]°C) of frame thermistor detected.
• Causes: Does error reoccur?
• Troubleshooting Guides: Turn power ON again. Replace the fuser unit.

• Code: F0C, F0D, FFE, FFF
• Display: Power off/on 203:Error 204:Error 207:Error 208:Error 210:Error ~ 214:Error F0C:Error F0D:Error(C5400 only) FFE:Error(C5400 only) FFF:Error
• Description: An error was detected of the CU program. (203~214 is not occure in usual operating.)
• Causes: Reinstall the CU board. Is the error message displayed again?
• Troubleshooting Guides: After turn power OFF, check connections between CU board and PU board. Then turn power ON again.

– Get more information about Epson XP 15000 troubleshooting, click here

– Get more error code list with quick guide to fix printer product, click here
– About get help with reseting Epson inkpad or others, click here

Waste Ink Pad Counter Utility Functions:

– Cleaning printhead.
– Ink charge.
– Fix Epson red lights blinking Error

– Fix Epson Service Required Error: A printer’s ink pad at the end of its service life Please contact Epson Support.

– Check the current value of waste ink counters and ink level counters.
– Clear Waste Ink Counters.
– Read and write serial number.
– Read and write USB ID.
– Read and write HEAD ID.
– Make EEPROM dump, backup.
– Paper feed test.
– Nozzle check.
– Color check pattern.
– Initialize (disable) PF deterioration offset.
– Retrieve device information

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